Home / 470,787.48-649,673.02-266,857.16

Finding the Fourth Proportional to 470,787.48, 649,673.02 and 266,857.16

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Solution

The fourth proportional to 470,787.48, 649,673.02 and 266,857.16 is: 368,255.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,787.48 : 649,673.02 = 266,857.16 : x
  2. Step 2: Convert to fraction form
    470,787.48/649,673.02 = 266,857.16/x
  3. Step 3: Cross multiply
    470,787.48x = 649,673.02 × 266,857.16
  4. Step 4: Simplify right side
    470,787.48x = 173,369,894,131.03
  5. Step 5: Solve for x
    x = 173,369,894,131.03/470,787.48
  6. Step 6: Final answer
    x = 368,255.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.